<!DOCTYPE html>
<html lang="en" xmlns:th="http://www.thymeleaf.org">
<head>
    <meta charset="UTF-8">
    <title>注销</title>
</head>
<body>

<h1>用户注销</h1>
  <form method="post" th:action="@{/bb}">
             <input type="submit" value="注销">
  </form>
</body>
</html>